<!--
@AURALINUX-ALLOW:class:*
@AURALINUX-ALLOW:id:*
@AURALINUX-ALLOW:tag:*
@BLINK-ALLOW:className*
@BLINK-ALLOW:htmlTag*
-->
<svg>
  <style>
    rect { cursor: pointer }
    .round { rx: 5px; fill: green; }
  </style>
  <rect id="clickable" width="10" height="10">
    <set attributeName="class" to="round" begin="clickable.click" dur="2s" />
  </rect>
</svg>